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HP 1630D User Manual

HP 1630D
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Model
1630A/D/G

Using
HP-IB
or
HP-IL
Interface
TT
-
Transmit
Timing
Acquisition
Learn
String
The
transmit
timing
acquisition
learn
string
command
causes
the
HP
1630G
analyzer
to
transmit
a
string
containing
its
timing
measurement
data
plus
two
CRC
bytes
.
Glitch
information
will
also
be
transmitted
if
the
analyzer
is
in
the
glitch
mode
of
operation
.
The
actual
timing
data
is
transmitted
as
in
the
following
manner
:
1
byte per
record
for
8
channels
Pod
0
76543210
Byte
0
8
chan
When
the
contents
of
the
acquisition
is
formatted
as
real
data
(R),
the
number
refers
to
number
of
marks
or
number
of
sample
period
intervals
.
HP
1630G
Learn
String
Format
(for
Timing
Trace
Learn)
SYNTAX
:
TT
;
Starting
Byte

Number
Position
Of
In
Strin
g
-

Bytes

Contents
Note
The
binary
value
of
these
bytes
is
the
number
of
bytes
to
follow
including
the
CRC
bytes
.
The
maximum
binary
number,
if
the
memory
is
full,
is
10491
for
8
channels
.
With
partial
memories,
the
binary value
of
these bytes
will
include
the
last
word
in
memory
plus
two
CRC
bytes
.
1
2
(A)
AT
(Accept
Timing
Command)
3
2
(I)
Binary byte
count
(refer
to
Note)
CRC
STARTS
ACCUMULATING
WITH
NEXTBYTE
5
1 (I)
Number
of
timing
channels
6 2
(I)
Number
of
valid
timing
states
8 2
(I)
Index
of
the
tracepoint
state
10
1
(S)
Glitch
mode
on
11
2
(T)
Sample
period
13
7
(I,B)
Date/Time
information
20
2
(I)
Number
of
units
to
start
trace
after
trigger
22
1
(I)
Units
for
byte
20
(0=ns,
1=us,
2=ms,
3=s)
23
4 (R)
Valid
pattern
duration
27
1
(S)
State
was
master
28
N
(I)
Data
File
Where
:
N =
Number
of
records
CRC
STOPPED
ACCUMULATING
WITH
PREVIOUS
BYTE
N +
28
2
(I)
CRC

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HP 1630D Specifications

General IconGeneral
BrandHP
Model1630D
CategoryMeasuring Instruments
LanguageEnglish

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